package com.sky.controller.admin;


import com.sky.dto.DishDTO;
import com.sky.dto.DishPageQueryDTO;
import com.sky.entity.Dish;
import com.sky.result.PageResult;
import com.sky.result.Result;
import com.sky.service.DishService;
import com.sky.vo.DishVO;
import io.swagger.annotations.Api;
import io.swagger.annotations.ApiOperation;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.web.bind.annotation.*;

import java.util.List;
import java.util.Set;

@RestController("adminDishController")
@RequestMapping("/admin/dish")
@Api(tags = "菜品相关接口")
@Slf4j
public class DishController {
    @Autowired
    private DishService dishService;
    @Autowired
    private RedisTemplate redisTemplate;

    /**
     * 新增菜品
     * @param dishDTO
     * @return
     */
    @PostMapping()
    @ApiOperation(value = "新增菜品")
    public Result save(@RequestBody DishDTO dishDTO){
        log.info("新增菜品：{}",dishDTO);

        dishService.saveWithFlavor(dishDTO);

        //所有的菜品缓存数据清理掉，所有dish_开头的key
        cleanCathe("dish_"+dishDTO.getCategoryId());

        return Result.success();
    }

    /**
     * 菜品分页查询
     * @param dishPageQueryDTO
     * @return
     */
    @GetMapping("/page")
    @ApiOperation(value = "菜品分页查询")
    public Result<PageResult> page(DishPageQueryDTO dishPageQueryDTO){
        log.info("菜品分类查询：{}",dishPageQueryDTO);

        PageResult pageResult = dishService.pageQuery(dishPageQueryDTO);

        return Result.success(pageResult);
    }

    /**
     * 批量删除菜品
     * @param ids
     * @return
     */
    @DeleteMapping()
    @ApiOperation(value = "菜品批量删除")
    public Result deleteDish(@RequestParam List<Long> ids){
        log.info("菜品批量删除：{}",ids);

        dishService.deleteBatch(ids);
        //所有的菜品缓存数据清理掉，所有dish_开头的key
        cleanCathe("dish_*");

        return Result.success();
    }

    /**
     * 根据Id查询菜品
     * @param id
     * @return
     */
    @GetMapping("/{id}")
    @ApiOperation(value = "根据id查询菜品")
    public Result<DishVO>  getById(@PathVariable Long id){
        log.info("需要查询的菜品id：{}",id);

        DishVO dishVO = dishService.dishWithFlavorById(id);

        return Result.success(dishVO);
    }

    /**
     * 修改菜品
     * @return
     */
    @PutMapping
    @ApiOperation(value = "修改菜品")
    public Result update(@RequestBody DishDTO dishDTO){
        log.info("修改菜品的数据:{}",dishDTO);
        dishService.updateDish(dishDTO);
        //所有的菜品缓存数据清理掉，所有dish_开头的key
        cleanCathe("dish_*");
        return Result.success();
    }

    /**
     * 菜品起售或禁售
     * @param status
     * @param id
     * @return
     */
    @PostMapping("/status/{status}")
    public Result startOrStop(@PathVariable Integer status,Long id){
        log.info("需要菜品的状态：{}",status);
        dishService.startOrStop(status,id);

        //所有的菜品缓存数据清理掉，所有dish_开头的key
        cleanCathe("dish_*");
        return  Result.success();
    }

    /**
     * 根据分类id查询菜品
     * @param categoryId
     * @return
     */
    @GetMapping("/list")
    public Result<List<Dish>> list(Long categoryId){
        log.info("需要查询的菜品的分类id：{}",categoryId);
        List<Dish> dish = dishService.getByCategoryId(categoryId);
        return Result.success(dish);
    }


    private void cleanCathe(String pattern){
        Set keys = redisTemplate.keys(pattern);
        redisTemplate.delete(keys);
    }
}
